:root {
    --bg-color: #f5f5f0;
    --card-bg: #ffffff;
    --text-color: #4a4a4a;
    --title-color: #2c3e50;
    --border-color: #e0e0d8;
    --hover-color: #f8f8f3;
    --chart-title-color: #2c3e50;
    --chart-legend-color: #4a4a4a;
    --chart-axis-line-color: #d0d0c8;
    --chart-axis-label-color: #7a7a7a;
    --chart-split-line-color: rgba(208, 208, 200, 0.2);
    --chart-income-start-color: #8e9aaf;
    --chart-income-end-color: #6b7b93;
    --chart-expense-start-color: #b8a9c9;
    --chart-expense-end-color: #9b8aab;
}

.dashboard-container {
    background-color: var(--bg-color);
    color: var(--text-color);
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d0d0c8' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.data-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.data-card:hover {
    background-color: var(--hover-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.data-title {
    color: var(--title-color);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.data-value {
    color: #8e9aaf;
    font-weight: 600;
}

.data-trend {
    color: var(--text-color);
    opacity: 0.8;
}

.theme-selector {
    background-color: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 8px;
}

.theme-selector option {
    background-color: var(--card-bg);
    color: var(--text-color);
} 